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1 Using cover crops to alleviate compaction in organic grain farms [学位论文]

作者:Welch, Rachel Yoso   

论文开放时间:2015

关键词:cover crops;organic;...

培养单位:

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2 Exotic Plant Management at the Guilford Courthouse National Military Park, Greensboro, North Carolina, with Observations on the Spread and Control of Common Periwinkle (Vinca minor) [学位论文]

作者:O'Driscoll, Matthew Gerard;Jeffrey White, Committee Member,Joseph Neal, Committee Member,Theodore Shear, Committee Chair,O'Driscoll, Matthew Gerard;Jeffrey White;等   

论文开放时间:2009

关键词:exotic plants;invasive plants;...

培养单位:University:North Carolina State University

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